Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6479132 | Pavement marking articles having enhanced retroreflectivity under dry or wet conditions and method for making same | Thomas P. Hedblom, Eric E. Rice, Joseph M. McGrath | 2002-11-12 | $19,373,000 |
| 6365262 | Pavement marking articles having enhanced retroreflectivity under dry or wet conditions and method for making same | Thomas P. Hedblom, Eric E. Rice, Joseph M. McGrath | 2002-04-02 | $21,470,000 |